3D printers are still _____ expensive for most of us ______ afford.
________do you usually go to bed?
—Do you like apples________bananas? —I like apples.
My brother likes playing________baskctball and I am good at playing________piano.
—________do you want to do this afternoon? —I want to play soccer.
Herlry________be at home because he phoned me from the farm just now.